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National Stock Number:
5305-01-596-5005
Federal Supply Class:
5305
National Item Identification Number:
015965005
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 91274A176 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL | | HEAD DIAMETER | 0.375 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,SOCKET CAP | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | FINISH: ULTRA CORROSION-RESISTANT COATED;CLASS: NOT RATED;INCH THREAD SIZE: 1/4 INCH -20;TIP TYPE: PLAIN;THREAD FIT: CLASS 3A;OD OF THREAD FASTENER: 0.250 INCH NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.1875 INCHES NOMINAL |
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